The best way to get an offer letter from leading technology companies. Tired of looking at problems on the internet? We are method-oriented. We call them the building blocks of technical interviews ™. Study these blocks and practice on our problems - it will be much easier for you to pass the interview.
100+ methods
We cover all major topics in algorithms and system design.
60+ hours of video content
Our material is self-contained and created for real interviews.
Algorithm topics
We are method-oriented. For each technique, we explain practical problems and assign homework assignments.
- Arrays and strings
- Binary search
- Recursion
- Rollback
- Linked list
- stack
- Queue
- Dynamic programming
- Binary tree
- Binary search tree
- Hash table
- Hash functions
- Graph
- Heap
- Sorting algorithms
- Bit manipulation
- Selection algorithm
- Trie
- Coming problems
- Execution in memory
- Common myths
We provide a framework for system design issues. We'll take a closer look at several of the main components of the system.
- System design approach
- Anatomy of scalable backends
- Designing a Distributed File System
- Distributed processing
- Distributed caching
- Separation functions
- Dynamic sharding
- Sequential hashing
- CAP Theorem
- Sorting big data
- Database Indexing
- MySQL vs NoSQL
- Which database to use
- Load balancers
- Finding nearest neighbors
- Web backend development
- Message exchange
- E-Commerce Backend
- Other general questions
